Online electrical design calculators for cables, arc flash, maximum demand, motors, tranformers, generators, etc. The Electrical Consumption Calculator calculates the amount of energy used on a list of appliances, and the cost of electricity used per appliance (if the price per kWh (kiloWatt-hours) is entered), additional information and tips on reducing your energy consumption are available below the calculator. Please provide a rating, it takes seconds ... Electrical Calculators Org. Search for: Hydroelectric Power Calculator – Hydro Power Plant Formula Equation Calculator. Hydroelectric Power Calculator is a useful online calculation tool used to calculate the power generated in kilowatts and megawatts from the known values of density in kg/m 3, ...This calculator will help you: 1) Understand various components of your electricity bills. 2) Understand how much you are paying per unit (1 kWh) of electricity bill. 3) Understand how much you spend on various appliances like lights, air conditioner, refrigerator, tube light, computer, set-top box, fan, etc.For example, let’s calculate the wire size of a 100-meter-long copper wire for a single-phase circuit when it must supply 30 amps of current with a 10 V voltage drop allowed: A (mm²) = 2 × 1.7241×10-8 Ω·m × 100 m × 30 A / 10 V × 1,000,000 A (mm²) = 10.3446×10-6 m² × 1,000,000 A (mm²) = 10.3446 mm². By comparing the size to the list of AWG wire sizes in …The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa. The substrate parameters (ε r and h) and the frequency of interest are required. Synthesize. Enter values for Zo and Electrical Length to determine the physical width and length of the ...Inductive Reactance from Inductance Calculator. Note: Formulas and equations for this calculator is given below (right after calculator). Enter the values of Frequency & Inductance and click on Calculate. Result will display the calculated value of …Mar 20, 2024 · While Electrical Energy (Wh) is accumulative and represents the quantity, if you will, of electricity that has been consumed, generated, or transferred in general, Electrical Power (W) is instantaneous and represents the rate at which that Energy is being transferred. Read more about this here: The difference between kW and kWh Electrical engineering calculator. Added May 7, 2012 in none. Enter a description of your widget (e.g. what it does, what input to enter, what output it gives, and how it is useful). …{{ metatags.description }}Electrical. Single & Three Phase Line kVA calculator is an online tool used in electrical engineering to measure the unknown quantity by two known quantities applied to the below formulas for single phase and three phase connection. To calculate kVA, you need to enter the known values of voltage and the current into the respective fields. Use this calculator to determine Watts (W), Volts (V), Amps (A), and Ohms (Ω). It's designed for DC power, voltage, current, and resistance calculations. Just input any two values, and the tool will compute the others. Click 'Calculate' to get results. Enter 2 values to get the other values and press the Calculate button: Item 1 of 4 Shilpen Patel plugs in his bidirectional electric Nissan Leaf, which is able to power his home and provide power back to the grid, at his house in London, …Desk Calculator 12 Digit Extra Large 4.3-Inch LCD Display, Two Way Power Battery and Solar Calculators Desktop, Big Buttons Easy to Press Used as Office Calculators for Desk. 4.4 out of 5 stars. 2,191. 1K+ bought in past month. $13.99 $ 13. 99. 5% coupon applied at checkout Save 5% with coupon.How to Calculate Electric Current. In an electrical circuit, current is a measure of the flow of charged particles moving through a conductor. Current is measured in units of amperes (usually referred to as amps).. You can calculate the current flowing through a conductor using Ohm’s Law, which states that the current through a circuit element is directly …Air conditioner power consumption calculator is used to calculate the bill cost for any AC either it is 1 ton, 1.5 ton, 2 ton or of any value. Enter the ton/BTU of AC, daily operating hours and cost per unit. Daily, monthly, and yearly cost will be calculated.The Watt calculator finds the electrical power of a circuit using the given values. Electrical power is given by. P = V ⋅ I P = Electrical power V = Voltage I = Current. Step 2: Click the blue arrow to submit. Choose "Find the Power" from the topic selector and click to see the result in our Physics Calculator! Examples: Find the Power The amount of electricity or electric charge is the product of the current strength by the time the current flows. Use our Electrical Work Calculator to easily calculate the work done by an electric current, taking into account voltage, resistance, power, and energy. Perfect for students and professionals in physics and electrical engineering. The Ohm's law calculator is based on the power formula together with the Ohm's Law formula. All you need to do to get the value of power is to type: Voltage … We would like to show you a description here but the site won’t allow us. Electrical Power. Power is the rate at which electrical energy is transferred by an electric circuit per unit time typically expressed in the SI (International System of Units) unit of Watts. ... and R. This is essentially what the calculator does, and is just a representation of the algebraic manipulation of the equations above. To use the ...The amount of electricity or electric charge is the product of the current strength by the time the current flows. Use our Electrical Work Calculator to easily calculate the work done by an electric current, taking into account voltage, resistance, power, and energy. Perfect for students and professionals in physics and electrical engineering.Meralco Appliance CalculatorCircuit simulation and schematics. Build and simulate circuits. right in your browser. Design with our easy-to-use schematic editor. Analog & digital circuit simulations in seconds. Professional schematic PDFs, wiring diagrams, and plots. No installation required!The flow of electric charge Q is referred to as an electric current I. The amount of charge per unit time is the change in electric current. A current flows at a constant value I. during the time t, it transports the charge Q = I × t. For a temporally constant power, the relationship between the charge and current: I = Q / t or Q = I × t.Learn Basic Electrical Engineering, Protection Switch gear, relays, Online Calculator, Electrical - Get More Electrical Knowledge with easy English, Electrical CalculatorElectrical Calculation Tools. Version 5.1.0. View Update. Whether you are designing a new installation, expanding an existing one or doing maintenance, Electrical Calculation Tools is a suite of online tools for a quick Protection device Selection, Selectivity Checking and Cable Calculation. Protections.Electricity Bill Chart 2023. Latest and updated electricity tariff rate (Effective from March 2023) This chart data is issued by Ministry of Power Energy and Mineral Resources of Bangladesh. Official Link To Tariff Last Updated - …Power Calculator. Power consumption calculator: calculates electric power / voltage / current / resistance. DC power calculator. AC power calculator. Energy & power …The amount of electricity or electric charge is the product of the current strength by the time the current flows. Use our Electrical Work Calculator to easily calculate the work done by an electric current, taking into account voltage, resistance, power, and energy. Perfect for students and professionals in physics and electrical engineering.Estimate of time used: The shredder is used for about 15 minutes per day (0.25 hour). 2. Wattage: The wattage is not listed on the label, but the electrical current draw is listed at 3 amperes. 120V × 3A = 360W. 3. Daily energy consumption: 360 W …Electricity Bill Calculator UK. Welcome to Electricity Bill Calculator UK. We are the leading online energy bill calculator to work out electricity cost and estimate KWh usage from meter readings or a recent utility bill from your energy supplier. Enter your previous and current meter readings below and click the ‘Calculate’ button to get an advanced …Electrical calculations should be made for all projects that include electrical components and should be filed in the project notebook. Electrical Design Calculations Needed For Projects. Design calculations may be made either manually or by computer programs. At a minimum, the following types of calculations should be …The electricity cost per day in dollars is equal to the energy consumption E in kWh per day times the energy cost of 1 kWh in cents/kWh divided by 100 cents per dollar: Cost ($/day) = E(kWh/day) × Cost (cent/kWh) / 100 (cent/$) See also. Energy consumption calculator. How to save electricity. Current is the rate of electric charges moving through a conductor. Electrical power is the product of voltage and current. DC Circuit Power Calculator - Power Electronics Calculators and Tools Compare loft insulation and cavity wall insulation with us to get up to four, free no-obligation quotes to compare prices and find the best deal for you. *£390 savings a year figure is for 1940's 3 bed semi-detached home with a ten-year-old gas boiler and a gas price of 3.73p/kWh, when cavity wall insulation and loft insulation are installed.A residential customer using electricity for residential purposes only. The concessionary tariff is based on bimonthly meter-readings. Benefits As an approved applicant, your first 400 units of electricity is charged at half-price. The half-price applies to the energy charge, Fuel Cost Adjustment, and Energy Saving Rebate under Residential TariffMaster the fundamentals of electricity with our free online Ohm's Law Calculator. Easily solve for voltage, current, and resistance with just two known values. No more complex formulas, just instant results to help you understand and analyze circuits like a pro! E = P t E = P t. Where: E = Energy dissipated in a resistive element in joules. P = Power dissipated in a resistive element in watts. t = The duration of time the energy was dissipated in seconds. By definition 1 watt = 1 joule per second (1 W = 1 J/s). Similarly, you can flip that equation around and it becomes 1 joule = 1 watt for 1 second (1 ... MacRumors reports that a built-in Calculator app for iPadOS 18 is on the way. By Emma Roth , a news writer who covers the streaming wars, consumer tech, crypto, …This tool will help you calculate the load on a circuit to see if it is excessive. You can also calculate the minimum circuit breaker size for the given load. This is very useful when you are in pre-production as you will easily be able to calculate in advance whether or not you will need an external generator, and how many. Calculate.The Ideal Electrical Design And Circuit Calculation Software for Electrical Contractors, Electrical Consultants and Electrical Engineers. User Friendly Interface with Full and Accurate Cable Sizing Calculations to IET BS7671 and Integrated Electrical CAD Plan Design FeaturesBelow is the AC single phase amps to watts calculation formula used by our AC wattage calculator: P = PF × I × U. where: P – Power or wattage; PF – Power factor; I – Electrical current; and. U – Voltage. This formula means that the wattage equals the power factor multiplied by the current multiplied by the voltage.Kilowatt-hours are the standard units of energy used by the electricity meter in our homes to calculate the amount of electrical energy we use and therefore how much we pay. So if you switch ON an electric fire with a heating element rated at 1000 watts and left it on for 1 hour you will have consumed 1 kWhr of electricity. If you switched on ...Energy Cost Calculation. The energy cost per day in dollars is equal to the energy consumption E in kWh per day times the energy cost of 1 kWh in cents/kWh divided by 100 cents per dollar: Cost ($/day) = E(kWh/day) × Cost (cent/kWh) / 100 (cent/$) Calculate and estimate your energy costs effortlessly with RapidTables.info's Energy Cost Calculator.Use this calculator to determine Watts (W), Volts (V), Amps (A), and Ohms (Ω). It's designed for DC power, voltage, current, and resistance calculations. Just input any …According to Ohm's Law, power can also be calculated using P = I 2R P = I 2 R or P = V 2 R P = V 2 R. This is why electrical power transmission lines use higher voltages because it will result in less power loss due to heating. Another application is found in a common kitchen appliance: the toaster. Toasters heat bread by passing current to a ...The electricity calculator app contains solar plants calculation for your home, office or any residential building. If you know the total load of your home, then put the required values to calculate the size of inverter, batteries and solar panels. The kwh calculator also contains the generator design for your home, residential building ...Electricity Calculator. Use the calculator below to estimate electricity usage and cost based on the power requirements and usage of appliances. The amount of time and power that each appliance is used varies significantly between households, so for the best results, adjust the usage for each appliance to … See moreCalculate Your Voltage Drop. Determines wire size to meet specific voltage drop limits or calculates voltage drop for a specific conductor run. When sizing conductors, calculations limits wire size to voltage drop and NEC ampacity. Southwire's Voltage Drop Calculator is designed for applications using AWG and KCMIL sizes only.Accurate and detailed electrical calculations designed to meet international electrical codes. 🔌 Electrical Wiring & Installations Calculators (BS, IEC, NEC, CEC, NF C): ⚡️ - Wire Size & Voltage Drop for both AC and DC currents (including solar PV wiring).Learn the Power Formula. We’ve seen the formula for determining the power in an electric circuit: by multiplying the voltage in “volts” by the current in “amps” we arrive at an answer in “watts.” Let’s apply this to a circuit example: How to Use Ohm’s Law to Determine Current. In the above circuit, we know we have a battery voltage of 18 volts and a lamp …Compare loft insulation and cavity wall insulation with us to get up to four, free no-obligation quotes to compare prices and find the best deal for you. *£390 savings a year figure is for 1940's 3 bed semi-detached home with a ten-year-old gas boiler and a gas price of 3.73p/kWh, when cavity wall insulation and loft insulation are installed.Use this calculator to determine Watts (W), Volts (V), Amps (A), and Ohms (Ω). It's designed for DC power, voltage, current, and resistance calculations. Just input any …The Blakley calculator helps carry out basic electrical calculations, voltage drop of cables, transformer sizing and Power Factor Correction. About; Industries . Industry Groups; Industry Focus; Resource Hub; Case Studies; Contact; 0333 188 0284 0 items Quote List. X. No products in the listUse this online tool to easily calculate the electrical parameters based on two known parameters. Supports various units and formulas, including Ohm's law, Joule's law, and Ohm's law wheel.Electricity Calculator. Use the calculator below to estimate electricity usage and cost based on the power requirements and usage of appliances. The amount of time and power that each appliance is used varies significantly between households, so for the best results, adjust the usage for each appliance to … See moreThe Residential Electrical Load Calculator is Pre-Loaded with electrical information for you to chose from. Click on the Question Mark Buttons for more specific information relating to each section and entry. Step 2. Appliances and Motor Type Loads are typically larger equipment used in the kitchen, laundry room, garage.Circuit breakers breaking capacity is the rated RMS value of current that a CB can break at the rated voltage. List of Contents Calculator Formula Breaking capacity (B.C) = 1.732 * V * I * 10-6 Where 1.732 = √3 represents a multiplier for three phase circuits B.C is always expressed in terms of MVA. Where … Energy Usage Calculation Formula. To calculate energy consumption follow this simple formula. Energy (E) in kilowatt-hours (kWh) is equal to the power (P) in watts (W) multiplied by the number of hours used (t) per day divided by 1,000 watts per kilowatt. E(kWh/day) = P(W) × t(h/day) / 1000(W/kW) Feb 1, 2016 · Our appliance and electronic energy use calculator allows you to estimate your annual energy use and cost to operate specific products. The wattage values provided are samples only; actual wattage of products varies depending on product age and features. Enter a wattage value for your own product for the most accurate estimate. Wattage and ... To calculate load per square meter, divide the total electrical load (in watts or VA) by the total square meters of the area being served. For example, if the load is 10,000 watts and the area is 100 square meters, the load per square meter is 100 watts per square meter. 6. How do you calculate KVA for a building? For three-phase circuits where you know the current, line-to-line RMS voltage, and power factor, the formula to calculate watts is: P (W) = I (A) × V L-L (V) × PF × √3. The power P in watts is equal to the product of the current I in amps, the line-to-line voltage V in volts, the power factor PF, and the square root of 3. This tool was designed to help you quickly calculate the equivalent resistance of up to 6 resistors connected in parallel. To use it, just specify how many parallel resistors there are and the resistance value for each one. If you have more than 6 resistors, simply use the calculator to determine the equivalent resistance of the first 6 ...The App Electrical Calculator - lite consists of 62 Calculators related to Electrical Engineering with formulas and multiple Units.supports both USCS and SI Units of measure. 1.Voltage Calculator 2.Current Calculator 3.Resistance Calculator 4.Power Calculator 5.kVA to amps (Single Phase) with Formu…Electrical Calculations is the best app in the electrical sector, it has many calculations that can help you in your work. It can not miss in your smartphone! Main calculations: Wire size, voltage drop, current, voltage, active / apparent / reactive power, power factor, resistance, Maximum wire len…This Calculator will determine the minimum size conductor needed based on a 3% Voltage Drop. It does not take into consideration other factors such as minimum ampacity based on the National Electric Code Table 310 … Wattage in Watts / 1,000 × Hours Used × Electricity Price per kWh = Cost of Electricity. So, for example, if we have a 40 W lightbulb left on for 12 hours a day and electricity costs $.15 per kilowatt-hour, the calculation is: 40 watts / 1,000 × 12 hours × $.15/kWh = $.072. This electricity cost calculator works out how much electricity a ... online calculator for electronics and electrical calculation need. In this site you can find electronics calculator to use such as Ohm's law calculator that calculate Power (P), …Mar 20, 2024 · While Electrical Energy (Wh) is accumulative and represents the quantity, if you will, of electricity that has been consumed, generated, or transferred in general, Electrical Power (W) is instantaneous and represents the rate at which that Energy is being transferred. Read more about this here: The difference between kW and kWh Description. This electrical diversity calculator is for calculating the total connected load and applying diversity to get the maximum demand with diversity applied. To calculate the maximum demand we can use this formula, Total connected load x diversity factor = maximum demand. - An electrical diversity calculator based on appendix A of the ...{{ metatags.description }}With over 3,000 calculators, Inch Calculator is one of the largest and most trusted sites for calculations in math & science education, construction planning, electrical engineering, health & fitness, finance, automotive, and several other fields.Description. This electrical diversity calculator is for calculating the total connected load and applying diversity to get the maximum demand with diversity applied. To calculate the maximum demand we can use this formula, Total connected load x diversity factor = maximum demand. - An electrical diversity calculator based on appendix A of the ...Air conditioner power consumption calculator is used to calculate the bill cost for any AC either it is 1 ton, 1.5 ton, 2 ton or of any value. Enter the ton/BTU of AC, daily operating hours and cost per unit. Daily, monthly, and yearly cost will be calculated.Current is the rate of electric charges moving through a conductor. Electrical power is the product of voltage and current. DC Circuit Power Calculator - Power Electronics Calculators and Tools Current is the rate of electric charges moving through a conductor. Electrical power is the product of voltage and current. DC Circuit Power Calculator - Power Electronics Calculators and Tools To calculate load per square meter, divide the total electrical load (in watts or VA) by the total square meters of the area being served. For example, if the load is 10,000 watts and the area is 100 square meters, the load per square meter is 100 watts per square meter. 6. How do you calculate KVA for a building?Oct 21, 2022 · Voltage, Current, Power, Resistance, Circuit analysis, and more. These online calculators are useful for professionals, students, and electrical enthusiasts as well. They can do everything from simple Ohm’s Law calculations to complex formulas for motors and transformers. Whether you need to find electrical parameters, solve network analysis ... Electricity cost calculation. The electricity cost per day in dollars is equal to the energy consumption E in kWh per day times the energy cost of 1 kWh in cents/kWh divided by 100 cents per dollar: Cost ($/day) = E(kWh/day) × Cost (cent/kWh) / 100 (cent/$) See also. Energy consumption calculator. How to save electricity. Electrical engineering calculator. Enter a description of your widget (e.g. what it does, what input to enter, what output it gives, and how it is useful). Get the free "Electrical engineering calculator " widget for your website, blog, Wordpress, Blogger, or iGoogle. Find more none widgets in Wolfram|Alpha. Welcome to CALCULATOR EDGE, an online FREE Engineering Calculators for Engineers and Students worldwide, Our website features more than few hundred calculators for …Before we carry out our conversion, we need to convert 2.4 kilowatts into watts. 2.4KW = 2400W. We can then run through the formula... Current = Power ÷ Voltage. Current = 2400W ÷ 120V. Current = 20A. Converting watts to amps is simple, really, but if you’re feeling short-circuited after all those numbers, just use our watts to amps ...Electrical engineering calculator. Added May 7, 2012 in none. Enter a description of your widget (e.g. what it does, what input to enter, what output it gives, and how it is useful). …An electronic pocket calculator with a seven-segment liquid-crystal display (LCD) that can perform arithmetic operations A modern scientific calculator with an LCD. An electronic calculator is typically a portable electronic device used to perform calculations, ranging from basic arithmetic to complex mathematics.. The first solid-state electronic calculator …The starting point is the formula for kinetic energy: K.E. = 1/2 × m × v 2. Where: K.E. is the kinetic energy. m is the mass of the object. v is the velocity of the object. Assuming perfect conversion efficiency, the kinetic energy will equal the electrical energy (in joules), which can be related to power (P, in watts) and time (t, in ...This tool will help you calculate the load on a circuit to see if it is excessive. You can also calculate the minimum circuit breaker size for the given load. This is very useful when you are in pre-production as you will easily be able to calculate in advance whether or not you will need an external generator, and how many. Calculate.Learn the Power Formula. We’ve seen the formula for determining the power in an electric circuit: by multiplying the voltage in “volts” by the current in “amps” we arrive at an answer in “watts.” Let’s apply this to a circuit example: How to Use Ohm’s Law to Determine Current. In the above circuit, we know we have a battery voltage of 18 volts and a lamp …
Breaker size calculator is a online calculator tool (electrical calculator) that may be used to determine the proper size of a circuit breaker for a certain electrical circuit. It takes into consideration a wide range of requirements such as voltage, power consumed by appliances/devices connected to the circuit, wire type, and safety regulations.. Gucci
Electrical calculators are a collection of online tools that perform common electricalal calculations, such as converting between watts, volts, and amps; sizing wires and cables; and calculating voltage drop. These calculators can be used by electricalians, engineers, and homeowners alike to quickly and accurately solve electricalal problems. The formula used for this calculation is as simple as it is effective: Electrical Load (in watts) = Quantity of Devices × Power Rating of Each Device. "Quantity of Devices" refers to the total number of electrical devices in the building, and "Power Rating of Each Device" is the amount of electrical power each device consumes when operating at ...Mike Holt worked his way up through the electrical trade from apprentice electrician through electrical contractor, to become one of the most recognized experts in the world as it relates to electrical power installations. He was a Journeyman Electrician, Master Electrician, and Electrical Contractor. In 1974, Mike realized there was a need for quality … Trusted Electrical Calculators & Power Systems Software. Electrotechnik is an electrical software company founded in 2009. We provide software solutions to thousands of companies all over the world in the electrical power industry. Our vision is to provide the world’s best and most innovative electrical software for engineers and electrical ... The Ideal Electrical Design And Circuit Calculation Software for Electrical Contractors, Electrical Consultants and Electrical Engineers. User Friendly Interface with Full and Accurate Cable Sizing Calculations to IET BS7671 and Integrated Electrical CAD Plan Design FeaturesInductive Reactance from Inductance Calculator. Note: Formulas and equations for this calculator is given below (right after calculator). Enter the values of Frequency & Inductance and click on Calculate. Result will display the calculated value of …Compare loft insulation and cavity wall insulation with us to get up to four, free no-obligation quotes to compare prices and find the best deal for you. *£390 savings a year figure is for 1940's 3 bed semi-detached home with a ten-year-old gas boiler and a gas price of 3.73p/kWh, when cavity wall insulation and loft insulation are installed. Electricity Bill Calculator UK. Welcome to Electricity Bill Calculator UK. We are the leading online energy bill calculator to work out electricity cost and estimate KWh usage from meter readings or a recent utility bill from your energy supplier. Enter your previous and current meter readings below and click the ‘Calculate’ button to get ... Energy Usage Calculation Formula. To calculate energy consumption follow this simple formula. Energy (E) in kilowatt-hours (kWh) is equal to the power (P) in watts (W) multiplied by the number of hours used (t) per day divided by 1,000 watts per kilowatt. E(kWh/day) = P(W) × t(h/day) / 1000(W/kW) Estimate of time used: The shredder is used for about 15 minutes per day (0.25 hour). 2. Wattage: The wattage is not listed on the label, but the electrical current draw is listed at 3 amperes. 120V × 3A = 360W. 3. Daily energy consumption: 360 W …Electrical power is the transfer rate of electrical energy per time unit. We denote the electrical power by P P P, and its unit is the watt (W) or joules per second (J/s). The power needed by home appliances generally ranges from 10 W (an LED light bulb) to over 3 kW (hair dryers or electric heaters). Let's now see how to calculate electrical ... For three-phase circuits where you know the current, line-to-line RMS voltage, and power factor, the formula to calculate watts is: P (W) = I (A) × V L-L (V) × PF × √3. The power P in watts is equal to the product of the current I in amps, the line-to-line voltage V in volts, the power factor PF, and the square root of 3. Below is a calculator that will tell you how much your HECS-HELP debt will increase by if indexation is applied in the same way it did last year. It's automatically set …Once you know all these values, the foot-candle calculator will determine how many lumens you need. We use the following equation: \text {lumens} = \text {lux} \cdot \text {area} lumens = lux ⋅ area. You can use illumination units of lux or foot candles. If you want to recalculate between these units, remember that one foot-candle equals 10. ...Electrical. Single & Three Phase Line kVA calculator is an online tool used in electrical engineering to measure the unknown quantity by two known quantities applied to the below formulas for single phase and three phase connection. To calculate kVA, you need to enter the known values of voltage and the current into the respective fields.The Energy Department has a new tool that enables drivers to calculate how much they can save on fuel costs by driving a fully electric or plug-in hybrid electric … Energy Use Calculator offers electricity usage calculators for various devices. Allowing you to calculate the electrical cost of your home appliances, and helping you save power consumption costs. To find the energy cost of your appliance, select a device from the list below. LED Light Bulb. CFL Light Bulb. Incandescent Bulb. LCD/LED TV/Display. Homes these days are equipped with many electrical appliances, and we use dozens, if not hundreds, of other devices, making it difficult to predict overall energy usage. The easiest way to estimate energy consumption in kilowatt-hours (kWh) and how much each appliance and device costs on your electric bill is to use the calculator above. See full list on calculator.net .